the mass of the sun is 2×10^30kg.the mass of a proton is 2×10^-27kg.if the sun was made only of protons.calculate the number of protons in the sun?

2 answers

2*10^30kg * 1proton/2*10^-27kg = 1*10^57
Protons
Its bloody physics. Big Neil deGrasse Tyson Fan. He is living form of Physics.